Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index -10.27
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) 15.35 -0.375 -5.75
Prot (kg) 9.45 -0.441 -4.17
Fertility Sub Index -13.45
Calving Interval (days) 7.01 -1.459 -10.23
Survival (%) -2.88 1.117 -3.22
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index -2.24
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 4.45 -0.432 -1.92
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -23.99

* Based on an €80/tonne carbon price